Respostas
respondido por:
1
1 1
3 . ( ----- )^2 - 4 . ---- + 7
3 3
1 4
3 . ---- - ----- + 7
9 3
3 4
------ - ----- + 7
9 3
1 4
------ - ------ + 7
3 3
1 - 4 + 21 18
---------------------- = ------- = 6
3 3
respondido por:
1
f(x) = 3x² - 4x + 7
f(1/3) = 3.(1/3)² - 4.(1/3) + 7
f(1/3) = 3. 1 - 4 + 7
---- -----
9 3
f(1/3) = 3 - 4 + 7
------ -----
9 3
f(1/3) = 1 - 4 + 7
----- -----
3 3
f(1/3) = - 3 + 7
------
3
f(1/3) = - 1 + 7
f(1/3) = 6
f(1/3) = 3.(1/3)² - 4.(1/3) + 7
f(1/3) = 3. 1 - 4 + 7
---- -----
9 3
f(1/3) = 3 - 4 + 7
------ -----
9 3
f(1/3) = 1 - 4 + 7
----- -----
3 3
f(1/3) = - 3 + 7
------
3
f(1/3) = - 1 + 7
f(1/3) = 6
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